Home / 317,271,406.82-474,793,713.64-254,869,385.48

Finding the Fourth Proportional to 317,271,406.82, 474,793,713.64 and 254,869,385.48

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Solution

The fourth proportional to 317,271,406.82, 474,793,713.64 and 254,869,385.48 is: 381,409,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,271,406.82 : 474,793,713.64 = 254,869,385.48 : x
  2. Step 2: Convert to fraction form
    317,271,406.82/474,793,713.64 = 254,869,385.48/x
  3. Step 3: Cross multiply
    317,271,406.82x = 474,793,713.64 × 254,869,385.48
  4. Step 4: Simplify right side
    317,271,406.82x = 121,010,382,022,182,752
  5. Step 5: Solve for x
    x = 121,010,382,022,182,752/317,271,406.82
  6. Step 6: Final answer
    x = 381,409,668.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.